Error: ["SINGLE_SHARD"] != ["EOF"] are not equal : {
        	"queryPlanner" : {
        		"mongosPlannerVersion" : 1,
        		"winningPlan" : {
        			"stage" : "SINGLE_SHARD",
        			"shards" : [
        				{
        					"shardName" : "shard0000",
        					"connectionString" : "localhost:30000",
        					"serverInfo" : {
        						"host" : "charlie-macbook-pro",
        						"port" : 30000,
        						"version" : "3.1.0-pre-",
        						"gitVersion" : "7eb9c853416d123773e620cd16491856891d2ff0"
        					},
        					"plannerVersion" : 1,
        					"namespace" : "db1.donotexist__",
        					"indexFilterSet" : false,
        					"parsedQuery" : {
        						"$and" : [ ]
        					},
        					"winningPlan" : {
        						"stage" : "EOF"
        					},
        					"rejectedPlans" : [ ]
        				}
        			]
        		}
        	},
        	"ok" : 1
        }
            at quietlyDoAssert (jstests/concurrency/fsm_libs/assert.js:53:15)
            at Function.assert.eq (src/mongo/shell/assert.js:38:5)
            at wrapAssertFn (jstests/concurrency/fsm_libs/assert.js:60:16)
            at Function.assertWithLevel.(anonymous function) [as eq] (jstests/concurrency/fsm_libs/assert.js:99:13)
            at Object.explainNonExistentNS (jstests/concurrency/fsm_workloads/explain.js:57:26)
            at Object.runFSM [as run] (jstests/concurrency/fsm_libs/fsm.js:19:16)
            at <anonymous>:8:13
            at Object.main (jstests/concurrency/fsm_libs/worker_thread.js:79:17)
            at ____MongoToV8_newFunction_temp (<anonymous>:5:25)
            at ____MongoToV8_newFunction_temp (<anonymous>:3:24)